Home / 110,415.24-152,386.80-62,684.04

Finding the Fourth Proportional to 110,415.24, 152,386.80 and 62,684.04

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Solution

The fourth proportional to 110,415.24, 152,386.80 and 62,684.04 is: 86,511.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,415.24 : 152,386.80 = 62,684.04 : x
  2. Step 2: Convert to fraction form
    110,415.24/152,386.80 = 62,684.04/x
  3. Step 3: Cross multiply
    110,415.24x = 152,386.80 × 62,684.04
  4. Step 4: Simplify right side
    110,415.24x = 9,552,220,266.67
  5. Step 5: Solve for x
    x = 9,552,220,266.67/110,415.24
  6. Step 6: Final answer
    x = 86,511.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.